The Rosemount 3144P temperature transmitter provides you with industry-leading accuracy, stability, and reliability in temperature measurement. The transmitter features a dual-chamber housing that ensures reliability and advanced diagnostics, guaranteeing the normal operation of your measurement point. This transmitter combines Rosemount's X-well™ technology with the Rosemount 0085 pipe clamp sensor to provide precise measurement of process temperature, eliminating the need for thermal wells or process penetrations.

 The Rosemount 3144P Temperature Transmitter is a high-performance device designed for critical control and safety applications. It’s known for its superior accuracy, long-term stability, and advanced diagnostics, making it a go-to choice in demanding industrial environments.

Here are some standout features:

Dual-sensor input: Supports single or dual RTD, thermocouple, mV, or ohm sensors for differential, average, or redundant temperature measurements.

Protocols: Available with 4–20 mA/HART or FOUNDATION Fieldbus communication.

Sensor Drift Alert & Hot Backup: Enhances reliability by detecting sensor degradation and switching to a backup sensor if needed.

Transmitter-Sensor Matching: Improves accuracy by reducing interchangeability error.

Safety certified: Complies with IEC 61508 for use in Safety Instrumented Systems (SIS).

Optional LCD display: For local readout and diagnostics.

Rosemount 3144P – Frequently Asked Questions

1. What types of sensors does the 3144P support? 

It supports RTDs, thermocouples (TCs), millivolt (mV), and ohm inputs, with single or dual sensor configurations.

2. What communication protocols are available? 

The transmitter offers 4–20 mA with HART and FOUNDATION Fieldbus options.

3. Can it detect sensor failure or drift? 

Yes. It includes sensor drift alert and Hot Backup™, which automatically switches to a secondary sensor if the primary fails.

4. Is it suitable for safety applications? 

Absolutely. It’s SIL 2/3 certified per IEC 61508, making it ideal for Safety Instrumented Systems (SIS).

5. What is the accuracy and stability? 

It delivers up to ±0.04% of span accuracy and ±0.1°C or 0.1% of span stability over 5 years.

6. Does it support local display? 

Yes, an optional 2-line LCD is available for local readout and diagnostics.

7. Can it be used without a thermowell? 

Yes, when paired with Rosemount X-well™ Technology and the 0085 Pipe Clamp Sensor, it can measure surface temperature without process penetration.

8. What are the mounting options? 

It supports head, field, and DIN rail mounting.

9. What is the operating temperature range? 

Ambient limits range from –50°C to +85°C, depending on configuration.

10. Is it compatible with asset management systems? 

Yes, it integrates with Emerson’s AMS Device Manager and supports QR code asset tags for fast access to documentation and diagnostics.